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68 lines
2.7 KiB
Plaintext
68 lines
2.7 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include "nsISupports.idl"
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#include "nsIRDFContainer.idl"
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#include "nsIRDFResource.idl"
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// Container utilities
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[scriptable, uuid(D4214E91-FB94-11D2-BDD8-00104BDE6048)]
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interface nsIRDFContainerUtils : nsISupports {
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// Returns 'true' if the property is an RDF ordinal property.
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boolean IsOrdinalProperty(in nsIRDFResource aProperty);
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// Convert the specified index to an ordinal property.
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nsIRDFResource IndexToOrdinalResource(in long aIndex);
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// Convert the specified ordinal property into an index
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long OrdinalResourceToIndex(in nsIRDFResource aOrdinal);
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// Return 'true' if the specified resource is a container
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boolean IsContainer(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);
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// Return 'true' if the specified resource is a bag
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boolean IsBag(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);
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// Return 'true' if the specified resource is a sequence
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boolean IsSeq(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);
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// Return 'true' if the specified resource is an alternation
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boolean IsAlt(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);
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// Decorates the specified resource appropriately to make it
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// usable as an empty bag in the specified data source.
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nsIRDFContainer MakeBag(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);
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// Decorates the specified resource appropriately to make it
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// usable as an empty sequence in the specified data source.
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nsIRDFContainer MakeSeq(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);
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// Decorates the specified resource appropriately to make it
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// usable as an empty alternation in the specified data source.
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nsIRDFContainer MakeAlt(in nsIRDFDataSource aDataSource, in nsIRDFResource aResource);
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};
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%{C++
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extern nsresult
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NS_NewRDFContainerUtils(nsIRDFContainerUtils** aResult);
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%} |